When to Plant Liatris in Zone 11b

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of figuring out when it's the best time to plant liatris is to look at the USDA zone info for Zone 11b.


Planting Calendar for Liatris

Frost tolerance for liatris: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Since liatris do well in cold you can plant them earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant liatris
Possibly ok, but a risky time to plant liatris
Probably not a good time to plant liatris

The earliest that you can plant liatris in Zone 11b is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant liatris and expect a good harvest is probably November. You probably don't want to wait any later than that or else your liatris may not have a chance to fully mature. You can get started a little bit earlier by starting your liatris indoors.

Last Frost Date

In Zone 11b it never frosts. You can expect an average low temperature of 45°F in the coldest months of winter.

Remember that USDA zone info for Zone 11b may not be accurate from year to year and the actual date of last frost is different every year. Since it never frosts in Zone 11b you do not have to be ready to protect your liatris if you have a surprise late frost.

USDA Zone Info for Zone 11b

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low45°F
Highest Expected Low50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Zone 11b

You may be interested in your other planting guides for Zone 11b.